Transmission & Distribution Mcqs
Transmission & Distribution Mcqs, this topic has 90 mcqs, It takes five to ten minutes to complete this free Transmission & Distribution Mcqs test. You will see 4 or 5 option of each question. You must choose / think only one option and then press on answer key for check right answer. Practice "Transmission & Distribution Mcqs" MCQs and share with your friends, brothers, sisters.
Transmission & Distribution Mcqs (Total Quiz: 90)
MCQ: A 3-phase 4 wire system is commonly used on________________?
- primary transmission
- secondary transmission
- primary distribution
- secondary distribution
D
MCQ: There is a greater possibility of occurence of corona during______________?
- dry weather
- winter
- summer heat
- humid weather
- none of the above
D
MCQ: Which of the following is not a constituent for making porcelain insulators ?
- Quartz
- Kaolin
- Felspar
- Silica
D
MCQ: Which of the following materials is used for overhead transmission lines ?
- Steel cored aluminium
- Galvanised steel
- Cadmium copper
- Any of the above
D
MCQ: The power transmitted will be maximum when____________?
- corona losses are minimum
- reactance is high
- sending end voltage is more
- receiving end voltage is more
A
MCQ: A feeder, in a transmission system, feeds power to________________?
- distributors
- generating stations
- service mains
- all of the above
A
MCQ: The presence of ozone due to corona is harmful because it________________?
- reduces power factor
- corrodes the material
- gives odour
- transfer energy to the ground
- none of the above
B
MCQ: For an overhead line, the surge impedance is taken as________________?
- 20-30 ohms
- 70—80 ohms
- 100—200 ohms
- 500—1000 ohms
- none of the above
C
MCQ: As compared to a 2-wire D.C. distributor, a 3-wire distributor with same maximum voltage to earth uses only__________________?
- 31.25 percent of copper
- 33.3 percent of copper
- 66.7 percent of copper
- 125 percent of copper
A